单词：rare earth metal
rare earth metal的用法和样例：
例句
- Yet another rare earth metal, lanthanum, is a major ingredient for hybrid car batteries.而另一种稀土金属镧，则是混合动力车电池的主要原料。
- The invention provides a device for preparing rare earth compound uniform micro powders and a process thereof.本发明提供了一种装置，用于制备稀土金属混合物均匀微粉末以及方法。
单词：rare earth metal 相关文章
Economics Report - Limits on Rare Earth Exports Get China in Trade Dispute 经济报道 - 稀土限制使得中国陷入贸易纠纷 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 The United States,
2012年VOA慢速英语(三)月
42 “星光号人造卫星”成功进入运行轨道 DATE=5-2-01 TITLE=EXPLORATIONS #1950 - STARSHINE SATELLITES BYLINE=Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Shirley G
科技之光
BEIJING, March 15 (Xinhua) -- China's restrictions on rare earth exports are justified and are in line with World Trade Organization rules, Shen Danyang, spokesman for the Ministry of Commerce, said Thursday. The policy aims to protect resources and
英语新闻
China is the world's largest producer and exporter of rare-earths. These are elements which are critical to the manufacturing of high-tech products, including smartphones, wind turbines and car batteries, among other things. However, the rare-earth i
2016CRI中国国际广播电台
金属:Amorphis - From The Heaven Of My Heart 相关介绍 ：来自芬兰的 Amorphis 於 1990 年成立，乐队早期所玩的乐风是 Doom 味极重的 Death Metal，带有 Old School Death Metal 及民谣旋律的成份，他们的 Tales From T
英文摇滚歌曲